The art gallery at Central Connecticut State University, 1615 Stanley St. in New Britain, presents “Off the Wall,” an exhibit of 3-D relief sculptures by Joseph Costardo, Gail Gregg, Maggie Jay Horne, Peter Kirkiles and Suzan Shutan. In another gallery, “Playing Angles” features interactive relief works by Bob Gregson.This is “Double Dealing,” by Gregson.An opening reception is Sept. 7 from 4 to 7 p.m., preceded by an artist talk. The show will be up until Oct. 7.The gallery is in the S.T. Chen Fine Arts Center of Maloney Hall. Free parking available in Welte Garage attached to the building. www.ccsu.edu/art/galleries/index.html.